Home / 117,369,436.80-176,186,865.60-69,527,337.60

Finding the Fourth Proportional to 117,369,436.80, 176,186,865.60 and 69,527,337.60

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Solution

The fourth proportional to 117,369,436.80, 176,186,865.60 and 69,527,337.60 is: 104,369,621.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,369,436.80 : 176,186,865.60 = 69,527,337.60 : x
  2. Step 2: Convert to fraction form
    117,369,436.80/176,186,865.60 = 69,527,337.60/x
  3. Step 3: Cross multiply
    117,369,436.80x = 176,186,865.60 × 69,527,337.60
  4. Step 4: Simplify right side
    117,369,436.80x = 12,249,803,685,257,026
  5. Step 5: Solve for x
    x = 12,249,803,685,257,026/117,369,436.80
  6. Step 6: Final answer
    x = 104,369,621.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.